Home / 5,041.50-7,560.74-2,119.16

Finding the Fourth Proportional to 5,041.50, 7,560.74 and 2,119.16

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Solution

The fourth proportional to 5,041.50, 7,560.74 and 2,119.16 is: 3,178.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.50 : 7,560.74 = 2,119.16 : x
  2. Step 2: Convert to fraction form
    5,041.50/7,560.74 = 2,119.16/x
  3. Step 3: Cross multiply
    5,041.50x = 7,560.74 × 2,119.16
  4. Step 4: Simplify right side
    5,041.50x = 16,022,417.78
  5. Step 5: Solve for x
    x = 16,022,417.78/5,041.50
  6. Step 6: Final answer
    x = 3,178.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.